package com.ruoyi.framework.config;

import com.ruoyi.common.config.MessageEventListener;
import com.ruoyi.common.config.MessageEventListeners;

import com.ruoyi.common.config.MessageEventListenerss;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import io.lettuce.core.ClientOptions;
import io.lettuce.core.resource.ClientResources;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration;
import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
import org.springframework.data.redis.connection.RedisStandaloneConfiguration;

import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.script.DefaultRedisScript;
import org.springframework.data.redis.listener.ChannelTopic;
import org.springframework.data.redis.listener.RedisMessageListenerContainer;
import org.springframework.data.redis.listener.adapter.MessageListenerAdapter;
import org.springframework.data.redis.serializer.StringRedisSerializer;


/**
 * redis配置
 * 
 * @author ruoyi
 */
@Configuration
@EnableCaching
public class RedisConfig extends CachingConfigurerSupport
{
    @Autowired
    private MessageEventListener messageEventListener;

    @Autowired
    private MessageEventListeners messageEventListeners;

    @Autowired
    private RedisMessageSubscriber redisMessageSubscriber;

    @Autowired
    private MessageEventListenerss messageEventListenerss;


    @Bean
    RedisMessageListenerContainer container(RedisTemplate<String, String> redisTemplate) {
    RedisMessageListenerContainer container = new RedisMessageListenerContainer();
    container.setConnectionFactory(redisTemplate.getConnectionFactory());
        //第一个频道的监听器
    container.addMessageListener(listenerAdapter(), topic());
        //第二个频道的监听器
    container.addMessageListener(listenerAdapters(), topics());
        //第三个频道的监听器
         container.addMessageListener(listenerAdapterss(), topicss());
         //第四个频道的监听器
        container.addMessageListener(listenerAdaptersss(), topicsss());

    return container;
}

    /**
     * 监听阀门数据
     * @return
     */
    @Bean
    MessageListenerAdapter listenerAdapter() {
        return new MessageListenerAdapter(messageEventListener, "onMessage");
    }

    @Bean
    ChannelTopic topic() {
        return new ChannelTopic("student");
    }

    /**
     * 监听心跳机制
     * @return
     */
    @Bean
    MessageListenerAdapter listenerAdapters() {
        return new MessageListenerAdapter(redisMessageSubscriber, "onMessages");
    }

    @Bean
    ChannelTopic topics() {
        return new ChannelTopic("students");
    }

    /**
     * 监听阀门回执信息
     * @return
     */
    @Bean
    MessageListenerAdapter listenerAdapterss() {
        return new MessageListenerAdapter(messageEventListeners, "onMessage");
    }

    @Bean
    ChannelTopic topicss() {
        return new ChannelTopic("receipt");
    }

    /**
     * 监听热表数据
     * @return
     */
    @Bean
    MessageListenerAdapter listenerAdaptersss() {
        return new MessageListenerAdapter(messageEventListenerss, "onMessage");
    }

    @Bean
    ChannelTopic topicsss() {
        return new ChannelTopic("hot");
    }




//    @Bean
//    public LettuceConnectionFactory redisConnectionFactory() {
//        RedisStandaloneConfiguration redisConfig = new RedisStandaloneConfiguration();
//        redisConfig.setHostName("192.168.1.212");
//        redisConfig.setPort(6379);
////        redisConfig.setPassword("jiuru@123");
//
//        ClientOptions clientOptions = ClientOptions.builder()
//                .autoReconnect(true)
//                .build();
//
//        LettuceClientConfiguration clientConfig = LettuceClientConfiguration.builder()
//                .clientOptions(clientOptions)
//                .build();
//
//        return new LettuceConnectionFactory(redisConfig, clientConfig);
//    }


//    @Bean
//    public MessageListenerAdapter listenerAdapter(RedisMessageHandler handler) {
//        return new MessageListenerAdapter(handler, "onMessage");
//    }



    @Bean
    @SuppressWarnings(value = { "unchecked", "rawtypes" })
    public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory connectionFactory)
    {
        RedisTemplate<Object, Object> template = new RedisTemplate<>();
        template.setConnectionFactory(connectionFactory);

        FastJson2JsonRedisSerializer serializer = new FastJson2JsonRedisSerializer(Object.class);

        // 使用StringRedisSerializer来序列化和反序列化redis的key值
        template.setKeySerializer(new StringRedisSerializer());
        template.setValueSerializer(serializer);

        // Hash的key也采用StringRedisSerializer的序列化方式
        template.setHashKeySerializer(new StringRedisSerializer());
        template.setHashValueSerializer(serializer);

        template.afterPropertiesSet();
        return template;
    }

    @Bean
    public DefaultRedisScript<Long> limitScript()
    {
        DefaultRedisScript<Long> redisScript = new DefaultRedisScript<>();
        redisScript.setScriptText(limitScriptText());
        redisScript.setResultType(Long.class);
        return redisScript;
    }

    /**
     * 限流脚本
     */
    private String limitScriptText()
    {
        return "local key = KEYS[1]\n" +
                "local count = tonumber(ARGV[1])\n" +
                "local time = tonumber(ARGV[2])\n" +
                "local current = redis.call('get', key);\n" +
                "if current and tonumber(current) > count then\n" +
                "    return tonumber(current);\n" +
                "end\n" +
                "current = redis.call('incr', key)\n" +
                "if tonumber(current) == 1 then\n" +
                "    redis.call('expire', key, time)\n" +
                "end\n" +
                "return tonumber(current);";
    }
}
